Tube and distributor incorporating the latter for storing and distributing two creamy or pasty products

A distributor including a tube (1) having a neck (2) with a distribution orifice (3), said neck (2) being followed by a shoulder (4) defining an interior for a product to be dispensed, and a flexible skirt (5), said neck (2), above the said skirt (5), having at least one through side window (9), the neck (2) having annular external fixing means (10, 30), wherein said neck (2) comprises two chambers (6, 7) sealed with respect to one another up to said distribution orifice (3), the first (6) of said chambers having an external wall (14) connected to said shoulder (4) by a recessed collar portion (15) having a thickness below 0.6 mm, so as to prevent shrinkage deformations during the moulding of said tube (1), said first chamber being communicated with the interior (8) of the skirt (5) of said tube (1) by said recessed collar portion, and the second chamber (7) communicating with said at least one through side window (9), located at the base of the neck (2) and above said shoulder (4), said shoulder forming the bottom of the second chamber (7).